Aqtobe FK – Sepsi Sf. Gheorghe
Referee: Daniele Chiffi (ITA, photo)
Assistant Referee 1: Filippo Meli (ITA)
Assistant Referee 2: Giuseppe Perrotti (ITA)
Fourth Official: Rosario Abisso (ITA)
Referee Observer: Sascha Amhof (SUI)
Lincoln Red Imps – FC Ballkani
Referee: Kristoffer Hagenes (NOR)
Assistant Referee 1: Anders Dale (NOR)
Assistant Referee 2: Oystein Ytterland (NOR)
Fourth Official: Daniel Higraff (NOR)
Referee Observer: Luc Wouters (BEL)
Pogon Szczecin – KAA Gent
Referee: Ruddy Buquet (FRA)
Assistant Referee 1: Aurelien Drouet (FRA)
Assistant Referee 2: Guillaume Debart (FRA)
Fourth Official: Bastien Dechepy (FRA)
Referee Observer: Chrístos Nikolaidis (CYP)
FA Pyunik – Bodo Glimt
Referee: Helgi Jonasson (ISL)
Assistant Referee 1: Egill Gudlaugsson (ISL)
Assistant Referee 2: Johann Gudmundsson (ISL)
Fourth Official: Johann Jonsson (ISL)
Referee Observer: Stefano Podeschi (SMR)
Nordsjaelland – FCSB
Referee: Genc Nuza (KOS)
Assistant Referee 1: Fatlum Berisha (KOS)
Assistant Referee 2: Arbnor Bullatovci (KOS)
Fourth Official: Dardan Çaka (KOS)
Referee Observer: Gylfi Orrason (ISL)
Ferencvarosi TC – Hamrun Spartans
Referee: Georgi Davidov (BUL)
Assistant Referee 1: Martin Venev (BUL)
Assistant Referee 2: Petar Mitrev (BUL)
Fourth Official: Georgi Ginchev (BUL)
Referee Observer: Michaíl Koukoulakis (GRE)
Maccabi Tel Aviv – AEK Larnaca
Referee: Fran Jović (CRO)
Assistant Referee 1: Hrvoje Radić (CRO)
Assistant Referee 2: Luka Pušić (CRO)
Fourth Official: Ante Čulina (CRO)
Referee Observer: Giorgi Vadachkoria (GEO)
Beşiktaş – Neftçi
Referee: Julian Weinberger (AUT)
Assistant Referee 1: Andreas Witschnigg (AUT)
Assistant Referee 2: Sara Telek (AUT)
Fourth Official: Stefan Ebner (AUT)
Referee Observer: Kostadin Gerginov (BUL)
Dynamo Kyiv – Aris
Referee: Sebastian Gishamer (AUT)
Assistant Referee 1: Roland Riedel (AUT)
Assistant Referee 2: Santino Schreiner (AUT)
Fourth Official: Walter Altmann (AUT)
Referee Observer: Albano Janku (ALB)
Austria Wien – Legia Warszawa
Referee: Istvan Vad (HUN)
Assistant Referee 1: Vencel Toth (HUN)
Assistant Referee 2: Istvan Albert (HUN)
Fourth Official: Balazs Berke (HUN)
Referee Observer: Sergejus Slyva (LTU)
PFK Levski – Hapoel Beer Sheva
Referee: Dumitru Muntean (MDA)
Assistant Referee 1: Vlad Lifciu (MDA)
Assistant Referee 2: Victor Mardari (MDA)
Fourth Official: Ion Orlic (MDA)
Referee Observer: Andrejs Sipailo (LVA)
Gzira United – Viktoria Plzen
Referee: Denys Shurman (UKR)
Assistant Referee 1: Semen Shlonchak (UKR)
Assistant Referee 2: Volodymyr Vysotskyy (UKR)
Fourth Official: Dmytro Panchyshyn (UKR)
Referee Observer: Jens Larsen (DEN)
SK Brann – FC Arouca
Referee: Bram Van Driessche (BEL)
Assistant Referee 1: Yves De Neve (BEL)
Assistant Referee 2: Jo De Weirdt (BEL)
Fourth Official: Kevin Van Damme (BEL)
Referee Observer: Calum Murray (SCO)
Riga FC – FC Twente
Referee: Chrysovalandis Theoulí (CYP)
Assistant Referee 1: Omiros Tziortzis (CYP)
Assistant Referee 2: Petros Petrou (CYP)
Fourth Official: Ioannis Christodoulou (CYP)
Referee Observer: Martin Atkinson (ENG)
Apoel – Dila Gori
Referee: Robert Jenkins (WAL)
Assistant Referee 1: Lewiss Edwards (WAL)
Assistant Referee 2: Johnathon Bryant (WAL)
Fourth Official: Bryn Markham-Jones (WAL)
Referee Observer: Sokol Jareci (ALB)
PAOK – Hajduk Split
Referee: Sascha Stegemann (GER)
Assistant Referee 1: Dominik Schaal (GER)
Assistant Referee 2: Christof Günsch (GER)
Fourth Official: Robert Schröder (GER)
Referee Observer: Jouni Hyytia (FIN)
FC Midtjylland – Omonia Nicosia
Referee: Ian McNabb (NIR)
Assistant Referee 1: Paul Robinson (NIR)
Assistant Referee 2: Stephen Bell (NIR)
Fourth Official: Christopher Morrison (NIR)
Referee Observer: Nenad Djokić (SRB)
FK Partizani – Valmiera FC
Referee: Sandi Putros (DEN)
Assistant Referee 1: Ole Kronlykke (DEN)
Assistant Referee 2: Jakob Mastrup (DEN)
Fourth Official: Jacob Karlsen (DEN)
Referee Observer: Mark Whitby (WAL)
Swift Hesper – Struga Trim Lum
Referee: Matthew De Gabriele (MLT)
Assistant Referee 1: Mitchell Scerri (MLT)
Assistant Referee 2: Duncan Sultana (MLT)
Fourth Official: Trustin Farrugia Cann (MLT)
Referee Observer: Salustia Cipres (AND)
Nioman Hrodna – NK Celje
Referee: Ferenc Karako (HUN)
Assistant Referee 1: Balazs Szalai (HUN)
Assistant Referee 2: Gergő Vígh-Tarsonyi (HUN)
Fourth Official: Csaba Pinter (HUN)
Referee Observer: Pavle Radovanović (MNE)
NK Osijek – Adana Demirspor
Referee: John Brooks (ENG)
Assistant Referee 1: Lee Betts (ENG)
Assistant Referee 2: Akil Howson (ENG)
Fourth Official: Michael Salisbury (ENG)
Referee Observer: Ladislav Gadoši (SVK)
KA Akureyri – Club Brugge
Referee: Michael Fabbri (ITA)
Assistant Referee 1: Giorgio Peretti (ITA)
Assistant Referee 2: Domenico Palermo (ITA)
Fourth Official: Juan Sacchi (ITA)
Referee Observer: Robert Sedlacek (AUT)
Spartak Trnava – Lech Poznan
Referee: Cesar Soto Grado (ESP)
Assistant Referee 1: Pau Cebrian Devís (ESP)
Assistant Referee 2: Carlos Alvarez Fernandez (ESP)
Fourth Official: Alejandro Muniz Ruiz (ESP)
Referee Observer: John Ferry (NIR)
HNK Rijeka – B36 Torshavn
Referee: Oleksiy Derevinskyy (UKR)
Assistant Referee 1: Andriy Skrypka (UKR)
Assistant Referee 2: Viktor Matyash (UKR)
Fourth Official: Dmytro Kryvushkin (UKR)
Referee Observer: Alain Sars (FRA)
NK Maribor – Fenerbahçe
Referee: Fábio Veríssimo (POR)
Assistant Referee 1: Pedro Martins (POR)
Assistant Referee 2: Pedro Mota (POR)
Fourth Official: Hélder Carvalho (POR)
Referee Observer: Niklas a Lídarenda (FRO)
AZ Alkmaar – Santa Coloma
Referee: Henrik Nalbandyan (ARM)
Assistant Referee 1: Mesrop Ghazaryan (ARM)
Assistant Referee 2: Khachatur Hovhannisyan (ARM)
Fourth Official: Vardan Manukyan (ARM)
Referee Observer: Carlos Velasco Carballo (ESP)
FC Luzern – Hibernian FC
Referee: Aristotelis Diamantopoulos (GRE)
Assistant Referee 1: Konstantinos Psarris (GRE)
Assistant Referee 2: Andreas Meindanas (GRE)
Fourth Official: Evangelos Manouchos (GRE)
Referee Observer: Ferenc Szekely (HUN)
Heart of Midlothian – Rosenborg BK
Referee: David Fuxman (ISR)
Assistant Referee 1: Omer Barbiro (ISR)
Assistant Referee 2: Yossi Babayoff (ISR)
Fourth Official: Nael Odeh (ISR)
Referee Observer: David Fernandez Borbalan (ESP)
Derry City – Tobyl FK
Referee: Peter Kralovič (SVK)
Assistant Referee 1: Milan Štrbo (SVK)
Assistant Referee 2: František Ferenc (SVK)
Fourth Official: Michal Očenaš (SVK)
Referee Observer: Clayton Pisani (MLT)
FK Partizan – Sabah FK
Referee: Bartosz Frankowski (POL)
Assistant Referee 1: Marcin Boniek (POL)
Assistant Referee 2: Jakub Winkler (POL)
Fourth Official: Patryk Gryckiewicz (POL)
Referee Observer: Mika Peltola (FIN)
Debreceni VSC – Rapid Wien
Referee: Aleksandar Stavrev (MKD)
Assistant Referee 1: Dejan Kostadinov (MKD)
Assistant Referee 2: Kuštrim Lika (MKD)
Fourth Official: Jovan Kačevski (MKD)
Referee Observer: Aleh Chykun (BLR)
